atha — therefore; cet — if; tvam — you; imam — this; dharmyam — as a religious duty; saṅgrāmam — fighting; na — do not; kariṣyasi — perform; tataḥ — then; sva-dharmam — your religious duty; kīrtim — reputation; ca — also; hitvā — losing; pāpam — sinful reaction; avāpsyasi — will gain.